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USPTO Patent Rankings Data through Sept 30, 2025
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Tsuneo Maebara — 65 Patents

Denso: 65 patents #13 of 11,792Top 1%
Toyota: 5 patents #5,641 of 26,838Top 25%
Overall (All Time): #33,858 of 4,157,543Top 1%
65 Patents All Time

Issued Patents All Time

Showing 51–65 of 65 patents

Patent #TitleCo-InventorsDate
8680897 Switching element control apparatus Akito Itou, Takeyasu Komatsu 2014-03-25
8665623 Power converter designed to enhance stability in operation Tomotaka Suzuki 2014-03-04
8659248 Drive device for electric power conversion circuit Ryotaro Miura, Yusuke Shindo, Junichi Fukuta, Junichi Nagata 2014-02-25
8610487 Electronic device with switching element driven by control voltage Akito Itou 2013-12-17
8525371 Discharge control apparatus arranged in power conversion system Yusuke Shindo, Ryotaro Miura 2013-09-03
8497728 Electronic control apparatus having switching element and drive circuit Shunichi Mizobe, Kazunori Watanabe 2013-07-30
8446116 Discharge control device for power conversion system Junichi Fukuta, Yusuke Shindo 2013-05-21
8432715 Power conversion control apparatus for power conversion circuit including high-side and low-side switching elements and power storage device Junichi Fukuta, Yusuke Shindo 2013-04-30
8406026 Power conversion apparatus Junichi Fukuta, Yusuke Shindo, Ryotaro Miura 2013-03-26
8371750 Physical quantity detecting apparatus Yoshiyuki Hamanaka 2013-02-12
8362754 Discharging control device for electric power conversion system Yoshiyuki Hamanaka 2013-01-29
8350601 Device for driving switching elements Junichi Nagata 2013-01-08
8310278 Voltage detection device Yusuke Shindo, Keisuke Hata 2012-11-13
8284575 Drive system for power switching elements Hiroshi Inamura, Junichi Fukuta 2012-10-09
7586726 Switching element overcurrent protection circuit which operates within a high-voltage system that incorporates the switching element Ryousuke Inoshita, Kenichi Oohama, Daisuke Ishiura 2009-09-08